<template>
  <div id="map_comp"></div>
</template>

<script>
import { defineComponent, ref, onMounted, nextTick, computed } from 'vue';
export default defineComponent({
  name: 'Map',
});
</script>
<script setup>
import * as echarts from 'echarts';
import 'echarts-gl';
import chinaData from '@/assets/china.json';

nextTick(() => {
  let dom = document.getElementById('map_comp');
  console.log(dom);
  let myMapChart = echarts.init(dom, null, {
    renderer: 'svg',
  });

  var uploadedDataURL = '/asset/get/s/data-1640589484383-TgctXdaF8.png';
  echarts.registerMap('china', chinaData);
  var mapName = 'china';
  var data = [
    { name: '天津', value: 4075 },
    { name: '湖北', value: 500 },
    { name: '湖南', value: 3212 },
    { name: '江西', value: 5000 },
    { name: '甘肃', value: 550 },
    { name: '浙江', value: 1233 },
  ];

  var geoCoordMap = {
    上海: [121.4648, 31.2891],
    东莞: [113.8953, 22.901],
    东营: [118.7073, 37.5513],
    中山: [113.4229, 22.478],
    临汾: [111.4783, 36.1615],
    临沂: [118.3118, 35.2936],
    丹东: [124.541, 40.4242],
    丽水: [119.5642, 28.1854],
    乌鲁木齐: [87.9236, 43.5883],
    佛山: [112.8955, 23.1097],
    保定: [115.0488, 39.0948],
    兰州: [103.5901, 36.3043],
    包头: [110.3467, 41.4899],
    北京: [116.4551, 40.2539],
    北海: [109.314, 21.6211],
    南京: [118.8062, 31.9208],
    南宁: [108.479, 23.1152],
    南昌: [116.0046, 28.6633],
    南通: [121.1023, 32.1625],
    厦门: [118.1689, 24.6478],
    台州: [121.1353, 28.6688],
    合肥: [117.29, 32.0581],
    呼和浩特: [111.4124, 40.4901],
    咸阳: [108.4131, 34.8706],
    哈尔滨: [127.9688, 45.368],
    唐山: [118.4766, 39.6826],
    嘉兴: [120.9155, 30.6354],
    大同: [113.7854, 39.8035],
    大连: [122.2229, 39.4409],
    天津: [117.4219, 39.4189],
    太原: [112.3352, 37.9413],
    威海: [121.9482, 37.1393],
    宁波: [121.5967, 29.6466],
    宝鸡: [107.1826, 34.3433],
    宿迁: [118.5535, 33.7775],
    常州: [119.4543, 31.5582],
    广州: [113.5107, 23.2196],
    廊坊: [116.521, 39.0509],
    延安: [109.1052, 36.4252],
    张家口: [115.1477, 40.8527],
    徐州: [117.5208, 34.3268],
    德州: [116.6858, 37.2107],
    惠州: [114.6204, 23.1647],
    成都: [103.9526, 30.7617],
    扬州: [119.4653, 32.8162],
    承德: [117.5757, 41.4075],
    拉萨: [91.1865, 30.1465],
    无锡: [120.3442, 31.5527],
    日照: [119.2786, 35.5023],
    昆明: [102.9199, 25.4663],
    杭州: [119.5313, 29.8773],
    枣庄: [117.323, 34.8926],
    柳州: [109.3799, 24.9774],
    株洲: [113.5327, 27.0319],
    武汉: [114.3896, 30.6628],
    汕头: [117.1692, 23.3405],
    江门: [112.6318, 22.1484],
    沈阳: [123.1238, 42.1216],
    沧州: [116.8286, 38.2104],
    河源: [114.917, 23.9722],
    泉州: [118.3228, 25.1147],
    泰安: [117.0264, 36.0516],
    泰州: [120.0586, 32.5525],
    济南: [117.1582, 36.8701],
    济宁: [116.8286, 35.3375],
    海口: [110.3893, 19.8516],
    淄博: [118.0371, 36.6064],
    淮安: [118.927, 33.4039],
    深圳: [114.5435, 22.5439],
    清远: [112.9175, 24.3292],
    温州: [120.498, 27.8119],
    渭南: [109.7864, 35.0299],
    湖州: [119.8608, 30.7782],
    湘潭: [112.5439, 27.7075],
    滨州: [117.8174, 37.4963],
    潍坊: [119.0918, 36.524],
    烟台: [120.7397, 37.5128],
    玉溪: [101.9312, 23.8898],
    珠海: [113.7305, 22.1155],
    盐城: [120.2234, 33.5577],
    盘锦: [121.9482, 41.0449],
    石家庄: [114.4995, 38.1006],
    福州: [119.4543, 25.9222],
    秦皇岛: [119.2126, 40.0232],
    绍兴: [120.564, 29.7565],
    聊城: [115.9167, 36.4032],
    肇庆: [112.1265, 23.5822],
    百色: [106.5564, 23.948],
    苏州: [120.6519, 31.3989],
    莱芜: [117.6526, 36.2714],
    菏泽: [115.6201, 35.2057],
    营口: [122.4316, 40.4297],
    葫芦岛: [120.1575, 40.578],
    衡水: [115.8838, 37.7161],
    衢州: [118.6853, 28.8666],
    西宁: [101.4038, 36.8207],
    西安: [109.1162, 34.2004],
    贵阳: [106.6992, 26.7682],
    连云港: [119.1248, 34.552],
    邢台: [114.8071, 37.2821],
    邯郸: [114.4775, 36.535],
    郑州: [113.4668, 34.6234],
    鄂尔多斯: [108.9734, 39.2487],
    重庆: [107.7539, 30.1904],
    金华: [120.0037, 29.1028],
    铜川: [109.0393, 35.1947],
    银川: [106.3586, 38.1775],
    镇江: [119.4763, 31.9702],
    长春: [125.8154, 44.2584],
    长沙: [113.0823, 28.2568],
    长治: [112.8625, 36.4746],
    阳泉: [113.4778, 38.0951],
    韶关: [113.7964, 24.7028],
  };

  /*获取地图数据*/

  var XAData = [
    [{ name: '贵阳' }, { name: '北京', value: 95 }],
    [{ name: '贵阳' }, { name: '上海', value: 23 }],
    [{ name: '贵阳' }, { name: '烟台', value: 88 }],
    [{ name: '贵阳' }, { name: '杭州', value: 54 }],
    [{ name: '贵阳' }, { name: '沈阳', value: 77 }],
  ];

  var colors = ['#ff3333', 'orange', 'yellow', 'lime', 'aqua']; // 线条颜色
  var convertData = function (data) {
    var res = [];
    for (var i = 0; i < data.length; i++) {
      var dataItem = data[i];

      var fromCoord = geoCoordMap[dataItem[0].name];
      var toCoord = geoCoordMap[dataItem[1].name];
      if (fromCoord && toCoord) {
        res.push({
          fromName: dataItem[0].name,
          toName: dataItem[1].name,
          coords: [fromCoord, toCoord],
          value: dataItem[1].value,
          lineStyle: {
            color: colors[i],
          },
        });
      }
    }
    return res;
  };

  var series = [
    {
      name: '',
      type: 'map',
      map: 'china',
      roam: true,
      tooltip: {
        show: true,
      },
      zoom: 0.9,
      selectedMode: false,
      top: '0%',
      bottom: '0%',
      left: '0%',
      right: '0%',
      data: data,
      background: 'red',
      label: {
        show: true,
        color: '#fff',
        fontSize: 12,
      },
      itemStyle: {
        color: '#fff',
        borderColor: '#32CBE0',
        borderWidth: 1.5,
        areaColor: new echarts.graphic.LinearGradient(
          0,
          0,
          0,
          1,
          [
            {
              offset: 0,
              color: '#1cfbfe',
            },
            {
              offset: 1,
              color: '#3348e7',
            },
          ],
          false
        ),
      },
      emphasis: {
        label: {
          color: '#fff',
        },
        itemStyle: {
          borderWidth: 3,
          borderColor: 'rgba(255, 230, 175,0.8)',
          shadowColor: 'rgba(255, 230, 175,0.5)',
          shadowBlur: 30,
          areaColor: new echarts.graphic.LinearGradient(
            0,
            0,
            0,
            1,
            [
              {
                offset: 0,
                color: '#1cfbfe',
              },
              {
                offset: 1,
                color: '#3348e7',
              },
            ],
            false
          ),
        },
      },
    },
    {
      type: 'effectScatter',
      coordinateSystem: 'geo',
      showEffectOn: 'render',
      tooltip: {
        show: false,
      },
      label: {
        formatter: '{b}',
        position: [15, 0],
        show: true,
        fontSize: 10,
        opacity: 1,
      },
      zlevel: 1,
      rippleEffect: {
        number: 4,
        period: 4,
        scale: 15,
        brushType: 'fill',
      },
      symbolSize: 3,
      itemStyle: {
        color: '#fff',
      },
      data: [{ name: 'xxxx科技有限公司', value: [106.6992, 26.7682] }],
    },
  ];

  [['贵州', XAData]].forEach(function (item, i) {
    series.push(
      // {
      //   name: item[0],
      //   type: 'lines',
      //   zlevel: 2,
      //   symbol: ['none', 'arrow'],
      //   symbolSize: 3,
      //   tooltip: {
      //     show: true,
      //   },
      //   // 箭头
      //   effect: {
      //     show: true,
      //     // color: "red", //arrow 箭头的颜色
      //     period: 4,
      //     trailLength: 0.4,
      //     symbol: 'arrow', //emptyCircle 空心圆
      //     symbolSize: 12,
      //     roundTrip: true,
      //   },
      //   // 路线
      //   lineStyle: {
      //     // color: "green", //line线的颜色
      //     width: 1.5,
      //     opacity: 0.8,
      //     curveness: 0.6,
      //   },
      //   data: convertData(item[1]),
      // },
      {
        name: item[0],
        type: 'effectScatter',
        coordinateSystem: 'geo',
        tooltip: {
          show: false,
        },
        roam: false,
        zlevel: 2,
        rippleEffect: {
          period: 4, //动画时间，值越小速度越快
          brushType: 'fill', //波纹绘制方式 stroke, fill
          scale: 12, //波纹圆环最大限制，值越大波纹越大
          number: 2,
        },
        label: {
          normal: {
            show: true,
            position: [-12, 12],
            formatter: '{b}',
            fontSize: 10,
          },
        },
        // 发散点的大小
        symbolSize: function (val) {
          return 4;
          // return val[2] / 10;
        },
        itemStyle: {
          // color: colors[i],
        },
        emphasis: {
          areaColor: '#2B91B7',
        },
        data: item[1].map(function (dataItem, i) {
          return {
            name: dataItem[1].name,
            value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value]),
            itemStyle: {
              color: colors[i],
            },
          };
        }),
      }
    );
  });

  var option = {
    // geo: {
    //   top: '0%',
    //   bottom: '0%',
    //   left: '0%',
    //   right: '0%',
    //   map: 'china',
    //   tooltip: {
    //     show: false,
    //   },
    //   roam: false,
    //   itemStyle: {
    //     normal: {
    //       shadowColor: '#0f5d9d',
    //       shadowOffsetX: -5,
    //       shadowOffsetY: 15,
    //       opacity: 0.5,
    //     },
    //   },
    // },
    tooltip: {
      trigger: 'item',
      formatter: (params) => {
        let num;
        let showHtml = '';
        if (isNaN(params.value)) {
          num = '0';
        } else {
          num = params.value;
        }
        showHtml += `
                  <span style="display: flex;">
                      ${'省份'}：${params.name}</br>
                      ${'公司'}：${num}家
                  </span>
              `;
        return showHtml;
      },
    },
    series: series,
  };

  myMapChart.setOption(option);
});
</script>

<style lang="scss" scoped>
#map_comp {
  width: 100%;
  height: 800px;
  margin: 20px auto;
  // background: transparent;
}
</style>
